31007745

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 64

約数和(自身を含む): 59616000

約数和(自身を除く): 28608255

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 59, 85, 135, 153, 177, 229, 255, 295, 459, 531, 687, 765, 885, 1003, 1145, 1593, 2061, 2295, 2655, 3009, 3435, 3893, 5015, 6183, 7965, 9027, 10305, 11679, 13511, 15045, 19465, 27081, 30915, 35037, 40533, 45135, 58395, 67555, 105111, 121599, 135405, 175185, 202665, 229687, 364797, 525555, 607995, 689061, 1148435, 1823985, 2067183, 3445305, 6201549, 10335915, 31007745]

約数ペア:

[(1, 31007745), (3, 10335915), (5, 6201549), (9, 3445305), (15, 2067183), (17, 1823985), (27, 1148435), (45, 689061), (51, 607995), (59, 525555), (85, 364797), (135, 229687), (153, 202665), (177, 175185), (229, 135405), (255, 121599), (295, 105111), (459, 67555), (531, 58395), (687, 45135), (765, 40533), (885, 35037), (1003, 30915), (1145, 27081), (1593, 19465), (2061, 15045), (2295, 13511), (2655, 11679), (3009, 10305), (3435, 9027), (3893, 7965), (5015, 6183)]